- Companies
- Property developers
- Portsmouth
- GC Southern Limited
GC Southern Limited
- Company number
- 13890686
- Incorporated
- 3 Feb 20224 years trading
- Registered office
- 37 Invergordon Avenue, Portsmouth, PO6 2HS
- Nature of business
- Development of building projects; Buying and selling of own real estate; Management of real estate on a fee or contract basis
GC Southern Limited is a 4-year-old private limited company registered in Portsmouth, company number 13890686, one of 219 property development companies in Portsmouth. Its next accounts are due at Companies House on 31 December 2026, and its first CT600 is due at HMRC on 28 February 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for GC Southern LimitedOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
Finances
From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.
- Net assets up £8,035 (+92.5%) on the year before, to -£654.
- Current assets of £9,126 against £148K owed within a year: 0.1 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 3 years, 2023 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 28 Feb 2025 | -£654 | £9,126 | £148K | 1 | |
| 28 Feb 2024 | -£8,689 | £13K | £160K | 1 | |
| 28 Feb 2023 | -£2,035 | £20K | £161K | 0 |
Where GC Southern Limited is registered
The registered office is in Portsmouth (PO6), in the Portsmouth local authority area, South East. Show PO6 2HS on a map.
Other trade companies in PO6
- Bellagio Partners LtdBuilders
- Cpenw LtdMachinery repair and installation
- Marla Brickwork & Construction LtdProperty developers
- Miracles in Metal LtdMechanics and garages
- FH Fire & Electrical LtdElectricians
- Thomcore LimitedSpecialist contractors
- JMS Southern LtdElectricians
- The Motum Group LtdSpecialist contractors
Also registered at this address
1 other company uses the same registered office as GC Southern Limited.
- Profix Southern LtdInstallers
What happens if GC Southern Limited files late
Companies House charges an automatic penalty the day after the deadline, and it rises the longer the accounts are late. These are the dates for this company's accounts due on 31 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 2028 | another 10% of any unpaid tax |
For returns filed on or after 1 April 2026. Late three times in a row and the £200 penalties become £1,000 each.
Company details
As held on the Companies House register.
- Company number
- 13890686
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 3 February 2022 (4 years ago)
- Registered office
- 37 Invergordon Avenue, Portsmouth, PO6 2HS
- Nature of business
- Development of building projects (SIC 41100)
Buying and selling of own real estate (SIC 68100)
Management of real estate on a fee or contract basis (SIC 68320) - Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 28 February 2025
- Last confirmation statement
- 2 February 2026
- Charges (mortgages)
- 3 outstanding of 4 registered
Filing notes for property development companies
Many property development companies are single-project vehicles. Stock of land and buildings sits on the balance sheet as work in progress until sale, and a company that has finished its project may become dormant rather than close.
Similar companies in Portsmouth
Other active property development companies registered in Portsmouth.
- Gemini Home & Ground Care Services Ltd2024
- Gemspire Homes Ltd2025
- George Developments Limited2023
- Giles Eccleston Ltd2012
- Glass Properties (Southern) Limited2022
- GLP Developments Ltd2012
- Go Develop Ltd2025
- Goff House Limited1995
All property development companies in Portsmouth · All trades in Portsmouth · Property developers across the UK
Frequently asked questions
When are GC Southern Limited's accounts due?
GC Southern Limited's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is GC Southern Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 28 February 2026, due by 28 February 2027, and one for the period to 31 March 2026, due by 31 March 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is GC Southern Limited still trading?
GC Southern Limited is listed as active on the Companies House register as of 1 Oct 2026. Active means it has not been dissolved or entered insolvency; it does not show whether it is currently taking on work.
What does GC Southern Limited do?
GC Southern Limited is registered under Development of building projects (SIC 41100); Buying and selling of own real estate (SIC 68100); Management of real estate on a fee or contract basis (SIC 68320).
How old is GC Southern Limited?
GC Southern Limited was incorporated on 3 February 2022, 4 years ago.
What is the penalty if GC Southern Limited files its accounts late?
Companies House charges £150 if the accounts are up to 1 month late, £375 up to 3 months, £750 up to 6 months and £1,500 after that, doubled if the previous year's accounts were also late. HMRC charges £200 for a CT600 filed a day late and another £200 at 3 months.
Official records
View GC Southern Limited on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026). Deadlines are worked out from the register and assume a standard accounting period; a change of year end or a short period moves them. This page is general information, not tax or accountancy advice.